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WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
October 1-7 Rainfall Improves Long-Term Drought, but Severe to Extreme Conditions Remain for Some. Click Here for Details.
New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Mostly Cloudy

89°F

32°C

Humidity	70%
Wind Speed	S 18 mph
Barometer	29.95 in (1014.1 mb)
Dewpoint	78°F (26°C)
Visibility	10.00 mi
Heat Index	103°F (39°C)
Last update	13 Oct 11:52 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Rio Hondo TX

Today
High: 95 °F
Mostly Sunny
and Breezy
Tonight
Low: 78 °F
Mostly Clear
Wednesday
High: 93 °F
Mostly Sunny
then Slight
Chance
T-storms and
Breezy
Wednesday Night
Low: 75 °F
Decreasing
Clouds
Thursday
High: 90 °F
Sunny
Thursday Night
Low: 73 °F
Mostly Clear
Friday
High: 87 °F
Showers
Likely and
Breezy
Friday Night
Low: 68 °F
Chance
Showers and
Breezy
Saturday
High: 80 °F
Chance
Showers and
Breezy

Detailed Forecast

Today

Mostly sunny, with a high near 95. Heat index values as high as 110. Breezy, with a south southeast wind around 18 mph, with gusts as high as 29 mph.

Tonight

Mostly clear, with a low around 78. Southeast wind 11 to 15 mph, with gusts as high as 25 mph.

Wednesday

A slight chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny, with a high near 93. Heat index values as high as 107. Breezy, with a southeast wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

Wednesday Night

Mostly cloudy, then gradually becoming mostly clear, with a low around 75. East southeast wind 10 to 17 mph, with gusts as high as 26 mph.

Thursday

Sunny, with a high near 90. East southeast wind 8 to 14 mph, with gusts as high as 23 mph.

Thursday Night

Mostly clear, with a low around 73. East wind 6 to 11 mph becoming light in the evening.

Friday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. Breezy, with a north northeast wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Breezy, with a north northeast wind 17 to 24 mph, with gusts as high as 41 mph. Chance of precipitation is 40%.

Saturday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. Breezy, with a north wind 18 to 23 mph, with gusts as high as 39 mph.

Saturday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 66. North wind 11 to 14 mph, with gusts as high as 24 mph.

Sunday

A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. North northeast wind around 13 mph, with gusts as high as 25 mph.

Sunday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 68.

Monday

A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.